Butterlfy: length of the results is not equal to the number of mesh face or mesh vecters

Hello. I had an issue when I try to test the indoor airflow with the workflow download on hydra and my own model. I got this kind fof information when I want to recolour the mesh after solution. The length of the results is not euqal to the number of mesh face or mesh vectors.
here is the screenshot and file address.
Many thanks.


https://pan.baidu.com/s/1nzirzNkjH1-2_S_HibOgqQ

Looks like your simulation did not run correctly. Length of result can not be 1